EP3571428A1 - Dispositif permettant de faire coulisser un élément de passage de vitesse et boîte de vitesses - Google Patents

Dispositif permettant de faire coulisser un élément de passage de vitesse et boîte de vitesses

Info

Publication number
EP3571428A1
EP3571428A1 EP17825481.9A EP17825481A EP3571428A1 EP 3571428 A1 EP3571428 A1 EP 3571428A1 EP 17825481 A EP17825481 A EP 17825481A EP 3571428 A1 EP3571428 A1 EP 3571428A1
Authority
EP
European Patent Office
Prior art keywords
actuator
side force
force introduction
spring
switching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP17825481.9A
Other languages
German (de)
English (en)
Other versions
EP3571428B1 (fr
Inventor
Matthias Reisch
Ralf Dreibholz
Jürgen WAFZIG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of EP3571428A1 publication Critical patent/EP3571428A1/fr
Application granted granted Critical
Publication of EP3571428B1 publication Critical patent/EP3571428B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • F16H61/32—Electric motors , actuators or related electrical control means  therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/24—Concentric actuation rods, e.g. actuation rods extending concentrically through a shaft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • F16H2061/2884—Screw-nut devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
    • F16H2063/3063—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force using screw devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H2063/3089—Spring assisted shift, e.g. springs for accumulating energy of shift movement and release it when clutch teeth are aligned
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H2063/3093—Final output elements, i.e. the final elements to establish gear ratio, e.g. coupling sleeves or other means establishing coupling to shaft

Definitions

  • the invention relates to a device for selectively displacing a switching element in the direction of a first switching position and / or in the direction of a second switching position, the device comprising an actuator and an effective between the actuator and the switching element spring module. Moreover, the invention relates to a transmission, in particular for a motor vehicle.
  • a remotely switchable transmission is known, in particular powershift transmission for deck auxiliary machinery, with pinions, which are reciprocated via a shift cable between the shift positions, the switching power generator is connected to an electrical control system, which remote from the site of the transmission enables the triggering of the switching operation, in which one or more tensioned in Heidelbergzugraum spring elements are turned on within the shift cable between a fixed point and the switching pinion to be moved.
  • a device for actuating a rotatably mounted on a shaft component, preferably designed as a loose gear of a transmission device, which component via at least one electrical actuator having a switching device is switched into a switched state to which the component is rotatably connected to the shaft, wherein the component from the interior of the shaft with the actuation force required for connecting or disconnecting bar is bar, wherein the at least one electrical actuator is at least partially disposed in the interior of the shaft.
  • the invention has for its object to improve a device mentioned above structurally and / or functionally.
  • the invention has the object to improve a transmission mentioned at the outset structurally and / or functionally.
  • the switching element can be arranged on a shaft.
  • the switching element may be rotatably connected to the shaft.
  • the shaft may have a shaft axis. Unless stated otherwise, or unless otherwise stated in the context, "axially” herein refers to the shaft axis, and an “axial" direction then corresponds to an extension direction of the shaft axis.
  • the switching element can be axially displaceable.
  • the switching element can serve for switchable connection with at least one rotatably mounted on the shaft component.
  • the switching element can serve for switchable connection with a first component rotatably mounted on the shaft and / or with a second component rotatably mounted on the shaft.
  • the at least one component rotatably mounted on the shaft may be a gear.
  • the at least one rotatably mounted on the shaft component may be a loose wheel.
  • the switching element may be a sliding sleeve.
  • the switching element and the at least one rotatably mounted on the shaft component may have corresponding teeth.
  • the switching element and the at least one rotatably mounted on the shaft component may have axially displaceable gears.
  • the switching element and the at least one rotatably mounted on the shaft component may have axially connectable / detachable teeth.
  • the direction to the first switching position and the direction to the second switching position may be axially opposite to each other.
  • the actuator may include an electric motor.
  • the electric motor may include a stator and a rotor.
  • the actuator may include an actuator housing.
  • the stator can be arranged such that it is resistant to actuator housing.
  • the rotor may be rotatable relative to the stator.
  • the electric motor may be a brushless DC motor (English brushless DC motor, abbreviated BLDC or BL motor or electronically commutated motor, short EC motor).
  • the actuator and the switching element can be kinematically connected to each other.
  • the spring module may be arranged in a kinematic chain between the actuator and the switching element.
  • the device may have a connecting element for mutually connecting the switching-element-side force introduction element and the switching element.
  • the actuator-side force introduction element can be acted upon mechanically by means of the actuator bar.
  • the switching-element-side force introduction element can serve for the mechanical loading of the switching element.
  • the actuator-side force introduction element and the switching element-side force introduction element can be axially displaceable relative to one another.
  • the switch element-side force introduction element can be guided centered on the actuator-side force introduction element.
  • the actuator-side force introduction element and the switching element-side force introduction element can embrace the spring module in each case like a clamp.
  • the actuator-side force introduction element and the switching-element-side force introduction element can form a spring housing for the spring arrangement.
  • the second spring end may be supported on the first support portion of the actuator-side force introduction element and the first spring end on the first support portion of the switching element-side force introduction element.
  • the second support section of the actuator-side force introduction element and the second support section of the switch element-side force introduction element can lift off from the spring ends.
  • the first spring end may be supported on the second support section of the actuator-side force introduction element and the second spring end on the second support section of the switch element-side force introduction element.
  • the first support section of the actuator-side force introduction element and the first support section of the switching element-side force introduction element can lift off from the spring ends.
  • An outgoing from the actuator loading in the direction of the first switching position or the second switching position may initially be carried out against a spring force of the spring assembly, wherein the spring assembly stores mechanical energy. Subsequently, the stored in the spring assembly mechanical energy can be used to act on the switch element-side force introduction element.
  • the spring arrangement may, in a first quadrant of a force-displacement diagram, have a characteristic curve with a first characteristic section with a smaller pitch and a second characteristic section with a larger pitch.
  • the first characteristic section can run with at least approximately constant force.
  • the second characteristic section can run with at least approximately linearly increasing force.
  • the spring arrangement may have a point-symmetrical characteristic in a first quadrant and in a third quadrant of a force-displacement diagram.
  • the spring arrangement may have in the first quadrant and in the third quadrant of the force-displacement diagram, starting from an origin, a characteristic curve each having a first characteristic section with a smaller pitch and a second characteristic section with a larger pitch.
  • the first characteristic sections can each run with at least approximately constant force.
  • the second characteristic sections may each extend with at least approximately linearly increasing force.
  • the spring assembly may be biased.
  • the spring arrangement may have a plurality of springs.
  • the spring arrangement may comprise at least one first spring having a first spring constant and at least one second spring having a second spring constant.
  • the spring arrangement may comprise disc springs.
  • the spring arrangement may have coil springs, possibly multi-stage, conical springs, Evolutfedern or elastomeric springs.
  • the actuator, the actuator-side force introduction element, the spring module and / or the switch element-side force introduction element can / can be arranged within a shaft.
  • the actuator, the actuator-side force introduction element, the spring dermodul and / or the switching element-side force introduction element can / can be arranged radially within a shaft.
  • a threaded spindle with a spindle rod and a spindle nut can be effective between the actuator and the actuator-side force introduction element.
  • the threaded spindle can be self-locking.
  • the spindle rod may be associated with the actuator.
  • the spindle nut may be assigned to the actuator-side force introduction element.
  • the spring arrangement can be arranged radially on the outside on the actuator-side force introduction element or the spindle nut. The spring arrangement may be centered on the actuator-side force introduction element and / or the spindle nut.
  • the actuator-side force introduction element and the switching element-side force introduction element can be guided in a rotationally fixed and displaceable manner with respect to each other.
  • the switch element-side force introduction element can be guided in a rotationally fixed and displaceable manner to form an actuator-fixed component.
  • the actuator-side force introduction element can be guided in a rotationally fixed and displaceable manner with respect to the actuator-resistant component.
  • Actuator test in this case means, in particular, actuator housing-fixed and / or stator-resistant.
  • a rotationally fixed and displaceable guide can also be referred to as an anti-rotation device.
  • the switching element can, starting from a center position in which a connection between a shaft and rotatably mounted on the shaft components is open, optionally in a first switching position in which the connection between the shaft and a rotatably mounted on the shaft first member is closed, or in a second switching position, in which the connection between the shaft and a shaft rotatably mounted on the second component is closed, be displaceable.
  • the first shift position and the second shift position may be end positions.
  • the spring module can be effective both when moving in the direction of the first switching position and when shifting in the direction of the second switching position.
  • the switching element may also be referred to as a double switching element.
  • the transmission can be a manual transmission.
  • the transmission can be a multi-step transmission.
  • the transmission can be a dual-clutch transmission.
  • the transmission can be actuated automatically.
  • the transmission may have at least one shaft.
  • the at least one shaft can be hollow at least in sections.
  • the transmission may have at least one component rotatably mounted on the at least one shaft.
  • the transmission may have a first component rotatably mounted on the at least one shaft and a second component rotatably mounted on the at least one shaft.
  • the at least one rotatably mounted on the at least one shaft component may be a gear.
  • the at least one component rotatably mounted on the at least one shaft may be a loose wheel.
  • the transmission may have a transmission housing.
  • the device may be arranged on the at least one shaft.
  • the switching element can be arranged on the at least one shaft.
  • the switching element can be arranged axially between the first component rotatably mounted on the at least one shaft and the second component rotatably mounted on the at least one shaft.
  • the actuator housing may be fixedly connected to the transmission housing.
  • a shifting comfort is increased.
  • a switching time is reduced.
  • a switching operation is guaranteed. Wear, noise and / or jerk is reduced.
  • Setting a suitable speed window when closing a switch connection is facilitated.
  • a space requirement is reduced.
  • FIG. 1 shows a shaft with two loose wheels, a displaceable switching element and a device with an actuator and a spring module for displacing the switching element in a central position
  • FIG. 2 shows a device with an actuator and a spring module for displacing a switching element in a sectional view
  • FIG. 3 shows a device with an actuator and a spring module for displacing a switching element in a sectional view
  • FIG. 4 shows a device with an actuator and a spring module for displacing a switching element when acted upon in the direction of a first switching position
  • FIG. 5 shows a device with an actuator and a spring module for displacing a switching element when acted upon in the direction of a second switching position
  • FIG. 6 shows a device with an actuator-side force introduction element and a switching element-side force introduction element for displacing a switching element in a perspective view
  • FIG Fig. 8 is a force-displacement diagram of a spring arrangement of a device for displacing a switching element.
  • Fig. 1 shows a shaft 1 with a first idler gear 2, a second idler gear 3, a sliding switching element 4 and a device 5 with an actuator 6 and a spring module 7 for moving the switching element 4 in a central position.
  • Fig. 2 and Fig. 3 show the device 5 in different sectional views.
  • 4 shows the device 5 when acted upon in the direction of a first switching position.
  • Fig. 5 shows the device 5 when acted upon in the direction of a second switching position.
  • the shaft 1 is a transmission shaft.
  • the idler gears 2, 3 are rotatably mounted on the shaft 1.
  • the switching element 4 is rotatably connected to the shaft 1 and axially displaceable.
  • the switching element 4 and the idler gears 2, 3 have corresponding axially connectable / detachable teeth.
  • the switching element 4 is starting from the middle position shown in Fig. 1, in which a connection between the shaft 1 and the idler gears 2, 3 is opened, optionally in the direction shown in Fig. 4, in which a connection between the shaft 1 and the first idler gear 2 is closed, or in the switching position shown in Fig. 5, in which a connection between the shaft 1 and the second idler gear 3 is closed, slidably.
  • the spring module 7 has an actuator-side force introduction element 8, a spring arrangement 9 and a switching element-side force introduction element 10.
  • the switch element-side force introduction element 10 and the switch element 4 are connected to one another by means of a connecting element 11.
  • the spring assembly 9 comprises first softer disc springs, such as 12, second harder disc springs, such as 13, a stop disc, which forms a first spring end 14, and a stop disc, which forms a second spring end 15 on. With the aid of the stop disks, a location-independent loading of the disk springs 12, 13 is possible with respect to a circumference.
  • the actuator-side force introduction element 8 has an effective in the direction of the first switching position first support portion 16 and an effective in the direction of the second switching position second support portion 17.
  • the first support portion 16 is designed as a circlip or round ring.
  • the second support portion 17 is designed like a collar.
  • the actuator-side force introduction element 8 surrounds the spring assembly 9 with its support portions 16, 17 like a clamp.
  • the spring arrangement 9 is radially centered on the actuator-side force introduction element 8.
  • the switch element-side force introduction element 10 likewise has a first support section 18 which acts in the direction of the first switch position and a second support section 19 which acts in the direction of the second switch position.
  • the first support portion 18 is designed like a collar.
  • the second support portion 19 is designed as a circlip or round ring.
  • the switching-element-side force introduction element 10 surrounds the spring arrangement 9 with its support sections 18, 19 in the manner of a clamp.
  • the spring assembly 9 is biased with its first spring end 14 on the first support portion 18 of the switching element-side force introduction element 10 and the second support portion 17 of the actuator-side force introduction element 8 and with its second spring end 15 on the first support portion 16 of the actuator-side force introduction element 8 and the second support portion 19 of switching element-side force introduction element 10 from.
  • the actuator-side force introduction element 8 and the switching-element-side force introduction element 10 form a spring housing for the spring arrangement 9.
  • the actuator-side force introduction element 8 and the switching element-side force introduction element 10 are rotatable relative to one another and to the shaft 1 and axially displaceable.
  • the switch element-side force introduction element 10 is guided centered on the actuator-side force introduction element 8.
  • the shaft 1 is at least partially hollow.
  • the actuator 6 and the spring module 7 are arranged radially inside the shaft 1.
  • the connecting element 11 extends radially outward beyond a shaft surface.
  • the actuator 6 has an actuator housing.
  • the actuator 6 is shaft-mounted with its actuator housing.
  • the actuator 6 has an electric motor with an actuator housing fixed stator and a rotatable relative to the stator rotor.
  • the electric motor is, for example, a brushless DC motor.
  • a self-locking threaded spindle with a spindle rod 20 and a spindle nut 21 is effective.
  • the spindle rod 20 is rotatable by means of the electric motor.
  • the spindle nut 21 is presently formed on the switching element-side force introduction element 10.
  • the actuator-side force introduction element 8 is acted upon by means of the actuator 6 in the direction of the first switching position, starting from the center position.
  • the actuator-side force introduction element 8 and the switching element-side force introduction element 10 against a spring force of the plate springs 12, 13 against each other and the plate springs 12, 13 are further excited.
  • different speed causes teeth and gaps of the teeth of the switching element 4 and the first idler gear
  • the actuator-side force introduction element 8 is acted upon by means of the actuator 6 in the direction of the second switching position, starting from the center position.
  • the spring module 7 is used both when switching in the direction of the first switching position and when switching in the direction of the second switching position.
  • FIG. 6 shows the device 5 with the actuator-side force introduction element 8 and the switching element-side force introduction element 10 for displacing a switching element in a perspective view from the front.
  • An anti-twist device between the actuator-side force introduction element 8 and the switch element-side force introduction element 10 and an anti-twist device for the actuator housing-side support of the switch element-side force introduction element 10 are shown.
  • FIG. 7 shows the device 5 in a perspective view from behind. The first support section 16 of the actuator-side force introduction element 8 and the second support section 19 of the switch element-side force introduction element 10 are visible. Incidentally, reference is additionally made in particular to FIGS. 1 to 5 and the associated description.
  • FIG. 8 shows a force-displacement diagram 22 of the spring arrangement 9.
  • a spring travel is plotted on an x-axis and a spring force is plotted on a y-axis.
  • the spring arrangement 9 has a point-symmetrical characteristic curve 23.
  • the characteristic curve 23 in a first quadrant of the force-displacement diagram 22 has a first characteristic section 24 with at least approximately constant force and then a second characteristic section 25 with at least approximately linearly increasing force.
  • the characteristic curve 23 in a third quadrant of the force-displacement diagram 22 has a first characteristic section 26 with at least approximately constant force and then a second characteristic section 27 with at least approximately linearly increasing force.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Transmission Devices (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

L'invention concerne un dispositif (5) permettant de faire coulisser sélectivement un élément de passage de vitesse (4) en direction d'une première position de passage de vitesse et/ou en direction d'une deuxième position de passage de vitesse. Le dispositif (5) comprend un actionneur (6) et un module de ressort (7) agissant entre l'actionneur (6) et l'élément de passage de vitesse (4). Le module de ressort (7) présente un élément d'application d'une force côté actionneur, un élément d'application d'une force côté élément de passage de vitesse et un ensemble à ressort agissant entre les éléments d'application d'une force pourvu d'une première extrémité de ressort et d'une deuxième extrémité de ressort. L'élément d'application d'une force côté actionneur et l'élément d'application d'une force côté élément de passage de vitesse présentent chacun une première partie d'appui agissant en direction de la première position de passage de vitesse et une deuxième partie d'appui agissant en direction de la deuxième position de passage de vitesse, destinées à servir d'appui aux extrémités de ressort, et la première extrémité de ressort est associée à la première partie d'appui de l'élément d'application d'une force côté élément de passage de vitesse et à la deuxième partie d'appui de l'élément d'application d'une force côté actionneur et la deuxième extrémité de ressort est associée à la première partie d'appui de l'élément d'application d'une force côté actionneur et à la deuxième partie d'appui de l'élément d'application d'une force côté élément de passage de vitesse. L'invention concerne également une boîte de vitesses, en particulier pour un véhicule automobile, la boîte de vitesses comprenant au moins un dispositif (5) de ce type.
EP17825481.9A 2017-01-23 2017-12-18 Dispositif permettant de faire coulisser un élément de passage de vitesse et boîte de vitesses Active EP3571428B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017201017.7A DE102017201017A1 (de) 2017-01-23 2017-01-23 Vorrichtung zum Verschieben eines Schaltelements und Getriebe
PCT/EP2017/083210 WO2018134009A1 (fr) 2017-01-23 2017-12-18 Dispositif permettant de faire coulisser un élément de passage de vitesse et boîte de vitesses

Publications (2)

Publication Number Publication Date
EP3571428A1 true EP3571428A1 (fr) 2019-11-27
EP3571428B1 EP3571428B1 (fr) 2021-01-20

Family

ID=60935818

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17825481.9A Active EP3571428B1 (fr) 2017-01-23 2017-12-18 Dispositif permettant de faire coulisser un élément de passage de vitesse et boîte de vitesses

Country Status (5)

Country Link
US (1) US11300202B2 (fr)
EP (1) EP3571428B1 (fr)
CN (1) CN110268183B (fr)
DE (1) DE102017201017A1 (fr)
WO (1) WO2018134009A1 (fr)

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DE102022204460B3 (de) * 2022-05-06 2023-06-22 Zf Friedrichshafen Ag Betätigungseinrichtung für die Betätigung eines Getriebeelements

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EP3571428B1 (fr) 2021-01-20
CN110268183B (zh) 2021-01-01
CN110268183A (zh) 2019-09-20
US20210356039A1 (en) 2021-11-18
WO2018134009A1 (fr) 2018-07-26
DE102017201017A1 (de) 2018-07-26

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